If people have more weight due to fat deposits, it makes them obese. It prevents triglycerides in the food. Cetilistat works on the gastrointestinal tract and block fat absorption. Body Mass Index(BMI) formula has calculated weight and height of the people. If the BMI value of the adult is above 25 points, it is denoted as overweight. If the BMI value is above 30 points, it is called obesity. Obese people must decrease the Body mass index(BMI) below 25 points. Weight reduction is the first step toward treating obesity. If overweight unnoticed by people, it will become diabetes.